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Leon soil series

A representative soil profile of a hydric Leon soil in Florida. A hydric soil is a soil that formed under conditions of saturation, flooding or ponding long enough during the growing season to develop anaerobic conditions in the upper part.

 

The Leon series consists of very deep, poorly and very poorly drained, moderately rapid to moderately slowly permeable soils on upland flats, depressions, stream terraces and tidal areas. They formed in sandy marine sediments of the Eastern Gulf Coast Flatwoods (MLRA 152A), the Atlantic Coast Flatwoods (MLRA 153A) and to a lesser extent in the Southern Coastal Plain (MLRA 133A) and the North-Central Florida Ridge (MLRA 138). Slopes range from 0 to 5 percent.

 

TAXONOMIC CLASS: Sandy, siliceous, thermic Aeric Alaquods

 

The Bh horizon is within 30 inches of the soil surface. Reaction ranges from extremely acid to slightly acid throughout. In tidal areas, the soil reaction ranges from very strongly acid to moderately alkaline throughout.

 

USE AND VEGETATION: Most areas of Leon soils are used for forestry, rangeland and pasture. Areas with adequate water control are used for cropland and vegetables. The natural vegetation consists of longleaf pine, slash pine, water oak, myrtle, with a thick undergrowth of sawpalmetto, running oak, fetterbush and other lyionia, inkberry (gallberry), wax myrtle, goldenrod, ligustrina, dog fennel, chalky bluestem, lowbush blueberry, creeping bluestem and pineland threeawn (wiregrass). In depressions, the vegetation is dominated by brackenfern, smooth sumac and swamp cyrilla are common. Vegetation in the tidal marshes includes bushy seaoxeye, marshhay cordgrass, seashore saltgrass, batis, and smooth cordgrass.

 

DISTRIBUTION AND EXTENT: The Atlantic and Gulf Coastal Plain from Mississippi, Alabama, Florida, Georgia, South Carolina, North Carolina, Virginia and Maryland. The series is of large extent.

The water table is at depths of 6 to 18 inches for 1 to 4 months during most years. In low flats or sloughs it is at a depth of 0 to 6 for periods of more than 3 weeks during most years. It is between depths of 18 and 36 inches for 2 to 10 months during most years. It is below 60 inches during the dry periods of most years. Depressional areas are covered with standing water for periods of 6 months or more in most years.

 

For a detailed description, visit:

soilseries.sc.egov.usda.gov/OSD_Docs/L/LEON.html

 

For acreage and geographic distribution, visit:

casoilresource.lawr.ucdavis.edu/see/#leon

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Uploaded on December 30, 2010
Taken in January 2007